{amsmath} is a package provided by AMS that enhances LaTeX's mathematical typesetting capabilities in various ways.

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5
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2answers
30 views

mhchem/amsmath seems to change the @eqnnum macro so I can't change equation number colors globally. How would I fix this issue?

Thanks to cfr How would I get custom-colored equation numbers as simply as possible? for providing a hint on how to do this without the mhchem/amsmath packages installed. To see what I mean, Here is a ...
2
votes
2answers
28 views

Horizontal positioning of vertical arrows between lines in an alignment

I'm trying to get a construction like \documentclass{article} \usepackage{amsmath,mathtools} \begin{document} \begin{align*} a &= b \\ &\Downarrow \\ a &= c \end{align*} ...
4
votes
3answers
121 views

Multiline equation inside a split environment

I have a series of equations aligned at = inside a split environment. (They're all actually the same equation, so the left-hand-side is missing in all but the first equation.) Unfortunately the last ...
4
votes
3answers
32 views

Equation numbers in split environment messed up by ntheorem thref

When I use ntheorem with the thref option, every time I use the amsmath split command the numbering skips ahead by one. Here is an example: \documentclass{article} \usepackage{amsmath} ...
3
votes
2answers
28 views

Problem with gather and labels

This gives a way of combining two different math environments (so there is no extra vertical skip): Adjusting vertical skip between equations But add labels to that exsample \documentclass{article} ...
1
vote
2answers
21 views

Adjusting vertical skip between equations

\documentclass{article} \usepackage{amsmath} \begin{document} \begin{equation} 1 + 1 = 2 \end{equation} \begin{align} 7 + 5 &= 12\\ 12 &= 11 + 1 \end{align} \end{document} ...
2
votes
1answer
35 views

using tag inside table

Say I write a table twice, and want the second table to have the same numbering as the first. With equations, I know how to do it. However, with tables this does not work. The following is what I ...
5
votes
1answer
68 views

Inconsistent spacing of \dots and … with amsmath

\documentclass{article} \usepackage[utf8]{inputenc} \DeclareUnicodeCharacter{2026}{\dots}% … \usepackage{amsmath} \begin{document} \[\left\{a \dots \right\}\] \[\left\{a … \right\}\] \end{document} ...
1
vote
2answers
25 views

Spurious blank equation line in a 'gather' environment

I have the following code: \begin{gather} u(x,t) = 0 \ \mathrm{ si\ } x = 0, x = 1\\ \label{ex1bc} \\ u(x,0) = \left\{ \begin{array}{ll} 2x, & \mathrm{si\ } 0 \le x \le 1/2 \\ ...
7
votes
4answers
304 views

How to implement a text “within” an arrow in math mode?

I am aware of \xrightarrow and other options using amsmath, but instead having the text over the arrow, I am looking for something like this: expression --text--> another expression Can this be ...
1
vote
1answer
44 views

Modification of some maths environments [duplicate]

I would like to have a minor modification of some standard AMS-environment and realize it as a new one. The problem is that not all the environments allow this procedure. Say, even the mere ...
7
votes
0answers
53 views

Advanced Math and braille

How does one go about typesetting math books in braille with all parenthesized subscripts and superscripts and are there braille signs for the AmsMath package special symbols?
1
vote
1answer
38 views

How to center the first half of AMS equation-line on the left side of the screen while its second half is centered on the right side of the screen?

For the sake of example, how can I construct (line by line) two Pascal triangles that are next to each other? Here is an example of how I need to position parts of AMS equation (either multiline or ...
1
vote
1answer
32 views

aligning equations in latex problem [duplicate]

I am using the amsmath package in latex to align three equations. \begin{align*} &x_{1} - 3x_{2} + 4x_{3} = -4 \\ 3&x_{1} - 7x_{2} + 7x_{3} = -8 \\ -4&x_{1} + 6x_{2} - x_{3} = 7 \\ ...
0
votes
1answer
42 views

how to typeset 'maximum - subject to' relation?

How to type the following formula inside an algorithm in latex?
4
votes
1answer
43 views

Controlling horizontal spacing in math mode in text

I am using the most recent release of TexLive on my MacBook Air. I am using the packages amsmath, amssymb, scalefnt, graphicx,and subcaption in addition to a journal's package. Like a previous ...
0
votes
0answers
24 views

Error while displaying bold R \mathbb [duplicate]

Here's my sample code : \documentclass[a4paper,12pt]{article} \usepackage{amsmath} \begin{document} \pagenumbering{roman} \section*{Problem 1} Given that : \\ $$ x \epsilon \mathbb{R} (3,2) $$ ...
5
votes
2answers
268 views

Best Practice: Package for Mathematical Documents - amsmath and Beyond

I am aware that best practice questions are not always appreciated since there there's not "one size that fits all". I am going to give a LaTeX introduction for phd students at my company. All ...
2
votes
2answers
48 views

\colorbox{color}{text} display issue with same math expressions but different syntax

My following LaTeX file in MikTeX' TeXworks editor on my Windows 8.1 is showing the highlighted content with different sizes when the highlighted content is inside quadratic formula but not when it's ...
1
vote
2answers
25 views

How can I align lines to the right except the first in a multiple line equation?

I have always tried to achieve this but after a few tries decided to skip and concentrate on writing instead of solving it. I am using align environment and trying to align the multiple lined ...
2
votes
2answers
73 views

How to make italic and bold letter with \pmb command?

I'd like to italicize the letter in the following code: \documentclass{article} \usepackage{amsmath} \begin{document} $\pmb{\mathsf{z}}$ \end{document} I've already read the discussion in this ...
2
votes
1answer
31 views

How to make the distance between two rows larger in array?

I found a mathematical formula in mathdesign document, it looks good and elegant When I try to type it as it looks, what I got is always not as good as origin. The code I use is ...
3
votes
2answers
43 views

Non-continuous Equation Counters (increment per equation type)

I'm trying to have two separate equation counters, one for TypeA equations and another of TypeB equations. They shouldn't share a counter, but pick up the counter from whichever type they are within. ...
4
votes
1answer
60 views

Aligning chemical elements in a reaction equation

As pictures tell the issue better than I could I'm just gonna insert a screenshot of the problem right off the bat. My problem is concerning the undesired whitespace between the second column of ...
1
vote
1answer
15 views

Missing endcsname inserted error

I have the following latex code which produces the error mentioned in the title: \documentclass{article} %\usepackage{flexisym} %\usepackage[T1]{fontenc} %\usepackage{array} \usepackage{setspace} ...
2
votes
1answer
32 views

Make a tall rectangular array square

I have a tall array that I would like to make square. Unlike the solution here, which works but makes the array wider to match up with the width, I would like to decrease the spaces between rows to ...
1
vote
1answer
50 views

Writing a nice function

How to write a function mapping like this: MWE \documentclass{standalone} \usepackage{amsmath,amssymb} \begin{document} $ \begin{matrix} f'\colon & A \to \mathbb{R} \\ & x\mapsto f(x)=x^2 ...
5
votes
6answers
135 views

Breaking equations within the align environment

I currently have these two equations, but they are too long to fit on one line: \begin{align*} [((a_0, a_1, a_2)+(b_0, b_1, b_2)) + (c_0, c_1, c_2)] &= [((a_0 + b_0, a_1 ...
2
votes
1answer
34 views

Doing case analysis on an argument of a macro

Background: As has been discussed here, there appears to be no widely accepted typographical standard for logical quantifiers. To address this I defined in my paper the following macro: ...
2
votes
1answer
39 views

How to manage the position of intertext within align

\begin{equation*} \begin{aligned} E(X) & = \sum_{x=0}^{\infty}x\frac{e^{ - \lambda }\lambda ^x}{x!} \\ & = \sum_{x=0}^{\infty} \frac{e^{ - \lambda }\lambda ^x }{(x-1)!} \\ & = ...
6
votes
1answer
211 views

Why “p” in pmatrix?

I am using the command \begin{pmatrix} [...] \end{pmatrix}. I wonder why this command is not just called \begin{matrix} [...] \end{matrix} and why a "p" before "matrix".
4
votes
3answers
34 views

getting the equation numbering right using align and a long equation that splits

So I've got a system of equations. One equation is very long. I want them all aligned, but I want the long equation to split over two lines. \begin{align} \theta &= \theta(t-1) -p ...
3
votes
1answer
50 views

Hyperref refer chapter and page in text

\documentclass[oneside,10pt]{book} \usepackage{amsmath, amsfonts, amsthm, amssymb} \usepackage{hyperref} \usepackage{blindtext} \begin{document} \chapter{something} \blindtext[1] ...
6
votes
3answers
82 views

How to align equations in two columns?

Well, my problem is I'm trying to find a way to write many equations and divide these into columns as you would when writing on paper, cut in some part and continue. I have achieved almost using the ...
1
vote
1answer
65 views

Left align text in equation environment (no use of align environment)

I understand that you can left-align text using \intertext{...} inside \begin{align}...\end{align} environment, e.g. this answer. Is it possible to do the same but inside ...
1
vote
1answer
34 views

Missing } inserted and missing $ inserted using amsmath package

I'm using Texmaker 4.5 over Ubuntu 15.10 and trying to compile some amsmath code: \begin{eqnarray*} $\underset{\mathbf{S}}{\operatorname{arg\,min}}$ \displaystyle\sum\_{i=1}^{k} \sum\_{\mathbf x ...
1
vote
1answer
25 views

Align/Array equation - explain the options

I have searched and found a solution to a problem I had here: Horizontal alignment, but now I have a follow-up question (and can't comment there because I have little reputation): The code in the ...
3
votes
1answer
32 views

\setmainfont breaks \DeclareMathOperator

\DeclareMathOperator works fine without \setmainfont. \documentclass[a4paper]{standalone} \usepackage{amsmath} \DeclareMathOperator{\grad}{\nabla} \usepackage{unicode-math} \begin{document} $\nabla ...
2
votes
2answers
122 views

Auto-linebreaking in underset

I often find myself writing explanations to passages in (in)equality chains directly under the (in)equality signs, by putting an underset which puts a vertical line starting from the sign and going ...
8
votes
3answers
100 views

How do I display verification of propositional logic in this way?

I want to typeset something like the following picture. I came up with \documentclass[oneside,12pt]{article} \usepackage{microtype} \usepackage[utf8]{inputenc} \usepackage[T1]{fontenc} ...
3
votes
1answer
24 views

Centering text in aligned environment

How can I center the text between the inequalities? ATM it seems that they are right-aligned. \documentclass{article} \usepackage{amsmath} \begin{document} \[ \begin{aligned} 15 ...
2
votes
2answers
47 views

math: \textstyle won't work

I'm trying to reproduce this math thingy in LaTeX: What I've currently done is this: \documentclass[oneside,12pt,pointednumbers]{scrartcl} \usepackage[ngerman]{babel} %Deutsche Sprachunterstützung ...
1
vote
0answers
32 views

y-label shows up twice in pgfplot when the bm package is used?

Can you tell me if it is possible to remove this extra y-label so that it looks cleaner? In my code below, I get the y-label showing up twice like: Here is my code: ...
3
votes
2answers
34 views

Alignat environment changes its behaviour in one document

I have the following problem: I am writing my PhD and the alignat environment changes the behaviour during the document. Here is an example: \documentclass[12pt, a4paper]{book} ...
1
vote
1answer
31 views

Align a cases equation with another equation vertically on the same line

I am using the following to align the two equations. However, they are not vertically on the same level. How should I fix it? \documentclass{article} \usepackage{amsmath} \begin{document} ...
2
votes
1answer
52 views

Aligning equations in tabular with aligned environment

I am trying to align equations in a tabular environment. Having read that align and align* don't work in tabular, I found this thread: Aligned equations in tables which suggests using the aligned ...
6
votes
0answers
44 views

Purpose of DOTSB in definition of \iff

What exactly is the purpose of the \DTOSB in the definition of \iff? There is a mention in Is there a left-handed equivalent of \implies? that the \DOTSB makes \iff "dots aware". But, when I try to ...
1
vote
2answers
52 views

How can we force one line proof environment to stick to its associated theorem environment?

In my LaTeX document, some of the proofs are one-liners: \documentclass[letterpaper]{article} \usepackage{amsmath} \usepackage{amsthm} \usepackage{lipsum} \theoremstyle{plain} ...
21
votes
2answers
534 views

Is eqnarray really obsolete?

I just learned in eqnarray vs align that eqnarray should be avoided in general. Ok, so I started looking at my documents to get rid of it and (as suggested) use some environment of the amsmath package ...
1
vote
1answer
47 views

multi line math in pgfplots labels

Quick and maybe easy question, did some research on my own but didn't lead anywhere... Is there a way to use a split or multline environment inside a pgfplot label? Maybe ditching the label altogether ...